Mechanical Seal Designs for Wastewater ... - Pumps &
2016-9-16u2002·u2002Q. What mechanical seal designs are recommended for wastewater application pumps? A.In wastewater, two seal arrangements are commonly used: single seal and dual-pressurized (double) seal. Single seal designs, shown in Figure C.2, are normally either a stationary pusher seal with the springs isolated from the process fluid or a rotating elastomeric bellows seal with a large single coil spring ...
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